UIView Extension

UIViewExtension.swift

/**
*  xibからviewオブジェクトを取り出す
*/
extension UIView {
    class func loadFromNibNamed(nibNamed: String, bundle : NSBundle = NSBundle.mainBundle()) -> UIView! {
        return UINib(nibName: nibNamed, bundle: bundle).instantiateWithOwner(nil, options: nil)[0] as? UIView
    }
    
    class func screenCapture(view: UIView) -> UIImage {
        
        var captureImage: UIImage
        UIGraphicsBeginImageContextWithOptions(view.frame.size, false, UIScreen.mainScreen().scale)
        
        view.drawViewHierarchyInRect(view.bounds, afterScreenUpdates: true)
        
        captureImage = UIGraphicsGetImageFromCurrentImageContext()
        UIGraphicsEndImageContext()
        return captureImage
    }
}